Pump



FIG. 1 is a top perspective view of a pump in accordance with a preferred embodiment of our new design;

FIG. 2 is an elevational view thereof;

FIG. 3 is another elevational view thereof;

FIG. 4 is yet another elevational view thereof;

FIG. 5 is still a further elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

The broken lines in FIG. 6 are directed to environment and for illustrative purposes only, and form no part of the claimed design. 

CLAIM The ornamental design for a pump, as shown and described. 